From The Collaborative International Dictionary of English v.0.48:
Trill \Trill\, v. t. [OE. trillen; cf. Sw. trilla to roll.] To turn round; to twirl. [Obs.] --Gascoigne. [1913 Webster]
Bid him descend and trill another pin. --Chaucer. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Trill \Trill\, v. t. [imp. & p. p. Trilled; p. pr. & vb. n. Trilling.] [It. trillare; probably of imitative origin.] To impart the quality of a trill to; to utter as, or with, a trill; as, to trill the r; to trill a note. [1913 Webster]
The sober-suited songstress trills her lay. --Thomson. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Trill \Trill\, v. i. To utter trills or a trill; to play or sing in tremulous vibrations of sound; to have a trembling sound; to quaver. [1913 Webster]
To judge of trilling notes and tripping feet. --Dryden. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Trill \Trill\, n. [It. trillo, fr. trillare. See Trill to shake.] [1913 Webster] 1. A sound, of consonantal character, made with a rapid succession of partial or entire intermissions, by the vibration of some one part of the organs in the mouth -- tongue, uvula, epiglottis, or lip -- against another part; as, the r is a trill in most languages. [1913 Webster]
2. The action of the organs in producing such sounds; as, to give a trill to the tongue. d [1913 Webster]
3. (Mus.) A shake or quaver of the voice in singing, or of the sound of an instrument, produced by the rapid alternation of two contiguous tones of the scale; as, to give a trill on the high C. See Shake. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Trill \Trill\, v. i. [OE. trillen to roll, turn round; of Scand. origin; cf. Sw. trilla to roll, Dan. trilde, Icel. [thorn]yrla to whirl, and E. thrill. Cf. Thrill.] To flow in a small stream, or in drops rapidly succeeding each other; to trickle. --Sir W. Scott. [1913 Webster]
And now and then an ample tear trilled down Her delicate cheek. --Shak. [1913 Webster]
Whispered sounds Of waters, trilling from the riven stone. --Glover. [1913 Webster]